

| Brand | COOPER BUSSMANN |
|---|---|
| Manufacturer Part Number | CB21125 |
| Part Type | BREAKER |
The Cooper Bussmann CB21125 CB211-25 Mini Circuit Breaker is a compact and reliable solution for protecting electrical circuits against overcurrent conditions.effective in various residential, commercial, and industrial applications. This brass-colored breaker is part of Cooper Bussmann's CB211 series, which is known for its durability and robust design.
The CB21125 Mini Breaker features a 25 ampere current rating and is suitable for both single-pole and triple pole configurations. It comes with a built-in accessories panel that provides easy access to essential functions, allowing for convenient installation and maintenance. The breaker also has a magnetic trip mechanism, ensuring fast and accurate tripping action when required.
The Mini Breaker's brass construction provides excellent corrosion resistance, making it ideal for humid or harsh environments. The breaker is also UL listed and RoHS compliant, ensuring compliance with industry safety and environmental regulations. This breaker's compact size, low profile, and lightweight design make it easy to install in confined spaces and tight panels.
The Mini Breaker's inclusion of a thumbwheel adjustment mechanism enables easy adjustment of the breaker's trip settings without the need for tools. This feature allows for fine-tuning of the circuit protection to meet specific application requirements. Additionally, the breaker's rugged design ensures reliable operation even under heavy loads and strenuous conditions.
The Cooper Bussmann CB21125 CB211-25 Mini Circuit Breaker is a versatile and essential component in any electrical system, delivering dependable circuit protection while occupying minimal space. Its robust construction, easy-to-use features, and compliance with industry standards make it a wise investment for any electrical application.
The Cooper Bussmann CB21125 CB211-25 Brass-Colored Mini Circuit Breaker is a popular electrical device known for its attractive brass finish and compact size, making it an excellent choice for various applications. Like any electrical component, it comes with its advantages and disadvantages. This article aims to provide you with an unbiased analysis of this mini breaker, considering both its benefits and drawbacks.
Pros:1. Compact size: The CB21125 CB211-25 is a mini circuit breaker, which means it is relatively small in size compared to standard breakers. This feature makes it ideally suited for installations where space is limited, such as homes, RVs, trailers, and more.
2. Brass housing: Brass is a popular choice for electrical components due to its superior electrical and corrosion resistance. The brass housing of the CB21125 CB211-25 makes it an excellent choice for wet and humid environments, offering extended durability and reliability.
3. Wide ranging application: These mini circuit breakers are suitable for various applications, from residential to commercial electric systems, thanks to their versatile ratings (15A to 30A, 125V AC-250V AC, 12V DC-30V DC).
4. Easy Installation: With proper wire stripping and connection at the terminals, the Cooper Bussmann Mini Circuit Breaker is easy to install due to its compact size and threaded terminals, minimizing the need for extensive electrical work.
5. Multifunction: The CB21125 CB211-25 comes with an adjustable trip, leakage and reverse current protection, which helps in preventing damages and overloading of circuits.
Cons:1. Potential for overloading: Due to their smaller size, mini circuit breakers are not as powerful as standard breakers. This can potentially lead to overloading when used for high-power applications or when multiple power-hungry devices are connected to the same circuit.
2. Limited load capacity: With a maximum load capacity of 30A, this mini breaker may not be suitable for handling heavy-duty loads, such as air conditioning units or large appliances.
3. Manual reset: Unlike some more advanced electrical components, the Cooper Bussmann CB21125 CB211-25 has no automatic reset, meaning it requires manual intervention when a breaker trips. While this is a common feature for mini circuit breakers, it may prove inconvenient for some users.
4. Limited surge protection: Despite the protective features mentioned previously, the CB21125 CB211-25 does not provide the highest level of surge protection. For applications that require robust surge protection, users may need to consider additional surge protection devices or consult a professional electrician.
Conclusion:The Cooper Bussmann CB21125 CB211-25 Brass-Colored Mini Circuit Breaker is an excellent choice for applications with limited space and mild power demands in various environments. Its robust brass housing and compact size offer increased durability, while its versatile application ratings make it a versatile addition to residential, commercial, and recreational electrical systems.
While it has several advantages, its drawbacks include the potential for overloading, limited load capacity, lack of automatic reset function, and limited surge protection. Given these pros and cons, potential buyers should carefully consider their power requirements and specific electrical application before deciding on purchasing the Cooper Bussmann CB21125 CB211-25 Brass-Colored Mini Circuit Breaker.
Recommendation:Based on the analysis presented in this article, the Cooper Bussmann CB21125 CB211-25 Brass-Colored Mini Circuit Breaker is recommended for applications with the following characteristics:
1. Limited power requirements
2. Restricted space for larger circuit breakers
3. Suitable for wet and humid environments
4. In need of a mini circuit breaker with attractive brass finish
Those who need a circuit breaker for heavy-duty applications, surges, or automatic reset functionality may want to consider alternative solutions tailored to their requirements.
Bussmann CB211-25 brass-colored type I mini breaker:: 25 auto-reset mini/ATM blade-style circuit breakers. 12 CDC.these circuit breakers are suitable replacements for mini, ATM, af2, 297, and Pam fuses. These type I circuit breakers will automatically reset after overload.
